In the case of pure or primary vault fractures the mortality may be estimated by reference to the following table. It is composed from 88 cases admitted into St. Bartholomew’s Hospital between the years 1900 and 1906.
| Under the | age of | 5 | 8 | lived | and | 2 | died. | Mortality, | 20 | per | cent. |
| „ | „ | 10 | 2 | „ | „ | 3 | „ | „ | 60 | „ | |
| „ | „ | 15 | 6 | „ | „ | 0 | „ | „ | 0 | „ | |
| „ | „ | 20 | 10 | „ | „ | 3 | „ | „ | 23 | „ | |
| „ | „ | 30 | 9 | „ | „ | 1 | „ | „ | 10 | „ | |
| „ | „ | 40 | 16 | „ | „ | 9 | „ | „ | 36 | „ | |
| „ | „ | 50 | 3 | „ | „ | 7 | „ | „ | 70 | „ | |
| „ | „ | 60 | 2 | „ | „ | 1 | „ | „ | 33 | „ | |
| Over the age of | 60 | 3 | „ | „ | 3 | „ | „ | 50 | „ | ||
| 59 | lived | and | 29 | died. | Mortality, | 37 | per | cent. | |||
For the remote effects of skull fractures, see [Chapter VI].
[17] Brit. Med. Journ., September 11, 1909, p. 645.
[18] Chassaignac, Plans de la Tête, 1842.
[19] Milligan, Trans. of the Otolog. Soc., vol. viii, p. 69.
[20] Boston City Hosp. Reports, 1894.
[21] Delfau and Günther narrate a case in which death occurred from pressure on the tenth nerve. (Deutsche Klinik, Berlin, 1853.)
[22] System of Surgery, vol. i, p. 93.